FR 4586 then VY 6092 at Barcelona
Porto → Barcelona → Venezia
Timetable, Barcelona time
21:10FR 4586 from Porto at the gate
12:40VY 6092 to Venezia leaves the gate
15 h 30 apart on the timetable, overnight
VY 6092 leaves 15 h 30 after FR 4586 arrives on the timetable: more than half a day, so not a connection we count.